“Cutting weight to improve performance is a tradition among hot rodders,” said Carroll Shelby, founder of Shelby American. “It might not be as sexy as adding more horsepower or bigger brakes, but shaving pounds off of a car is the single smartest move you can make.” The new engine uses state-of-the-art Plasma Transferred Wire Arc (PTWA) liner coating, a process that applies a 150-micron composite